Sheet-piling.



H. L. ZANDER.

SHEET PILNG.

APELIUATIQN FILED JUN SEETs-SEBBT 1,

No. 816,770. l PATENTED APR.. 3, 1906.

H. L. ZANDBR., SHEET PILNG.

f .Pmourou Hun mm: 2s, 1905.

2 SHEETS-SHEET z.

end t resor 'ed to without departing from the principle or' sacrificing any of the advantages o1 this invention.

A Having thus described my invention, what i eieiin es new, and desire to secure by Letters atent, is-

i. A shect-oiling comprising e plurality of sections each havingr e pro'ectin@ tongue on one sido provided with e intereTiy-enlerged heed and having a groove in another side provided with e contracted neck to receive the tongue of the adjoining section, seid. groove being )erger than the heed of the tongue, to form 'e space between the tongue and the opposing fece of the groove, ineens on one of seid sections to close the bottoni of Seid space, and a plastic filling in seid space to effect e. Water-tight joint betv'feen seid Serf tions.

t2. A sheetepiiing comprising e plurality of sections, eaeh of seid sections having eiong one of its edges e tongue provided with en energement or heed and along its other edge e groove provided with a contracted neck and adapted to receive the head of the tongue of the :adjacent section, said groove being of greater size then seid tongue to receive e i1- ing of cement or the like, e bottornL dosing eievo the 1lower end of the groove in. eeeh section, 3 5

scribed. 4o

3. A sheet-pi1infgsection comprising a body having eong one or its edges e, iongitudinelly extending groove provided with e contracted i neck, e, bottom closing the lower end of sei upon the opposite edge of seid section and rovided with e longitudine!iy-extending eniargeinent or head adapted to enter the groove of en adjacent se'otion, and a projection upon tbe lower end of said heed. or tongue, subj 5o stantieiiy es described.

4. A sheetbiling section comprising three boards secured to each other in pareiielreiation with the intermediate one projecting in one direction to form e, tongue and the two outer 5 5 one ones projecting in the opposite direction to form e groove, cleats upon seid tongue and in seid groove, e block in the lower end of' seid roove and e projection. or book upon the 'ower end of said tongue, Substantially es de- 6,0 

